﻿//-----------------------------------------------------------------------
// <copyright file="AspZoneCommerceData.cs" company="aspZone.com">
// Copyright (c) 2008, aspZone.com
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without 
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright 
//   notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above copyright
//   notice, this list of conditions and the following disclaimer in the
//   documentation and/or other materials provided with the distribution.
//
// * Neither the name of aspZone.com nor the names of its contributors
//   may be used to endorse or promote products derived from this
//   software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// </copyright>
// <author>John Rudolf Lewis</author>
// <email>john.r.lewis@aspZone.com</email>
//-----------------------------------------------------------------------
namespace AspZone.Commerce.DataAccess
{
    using System;
    using AspZone.Commerce.Model;
    using AspZone.Commerce.Service;
    using NHibernate;

    public class AspZoneCommerceData : IAspZoneCommerceData
    {
        private static readonly ISessionFactory sessionFactory;
        private ISession session;
        private IRepository<Product> products;
        private IRepository<Category> categories;

        static AspZoneCommerceData()
        {
            var connectionString = System.Configuration.ConfigurationManager.ConnectionStrings["AspZoneCommerceData"];
            if (connectionString == null)
                throw new InvalidOperationException("Missing AspZoneCommerceData connection string in config file");

            var config = new global::NHibernate.Cfg.Configuration();
            config.SetProperty("connection.provider", "NHibernate.Connection.DriverConnectionProvider");
            config.SetProperty("dialect", "NHibernate.Dialect.MsSql2005Dialect");
            config.SetProperty("connection.connection_string", connectionString.ConnectionString);
            config.AddAssembly("AspZone.Commerce.DataAccess");
            sessionFactory = config.BuildSessionFactory();
        }

        public AspZoneCommerceData()
        {
            this.session = sessionFactory.OpenSession();
            this.session.FlushMode = FlushMode.Never;

            this.products = new Repository<Product>(this.session);
            this.categories = new Repository<Category>(this.session);
        }

        public IRepository<Product> Products
        {
            get { return this.products; }
        }

        public IRepository<Category> Categories
        {
            get { return this.categories; }
        }

        public void SubmitChanges()
        {
            this.session.Flush();
        }

        public void Dispose()
        {
            this.session.Dispose();
        }

        public ISession Session
        {
            get
            {
                return this.session;
            }
        }

    }
}
